In the Nebraska crowd are former athletic director Shawn Eichorst (left in the red jacket) and head football coach Mike Riley (right, red jacket over gray sweatshirt with black hat) at the Holiday Bowl at Qualcomm Stadium in San Diego in December 2014.

Husker football coach Mike Riley leads a group of 20 boys and girls around Tom Osborne Field on their new bikes in April 2015 at Memorial Stadium. Mad Dads gave a bike to 20 boys and girls who have never owned a bike.

Head linesman Steven Matarante, Nebraska head coach Mike Riley and former defensive coordinator Mark Banker watch a replay of the tying touchdown at Memorial Stadium in Champaign, Ill., in October 2015.

Nebraska head football coach Mike Riley and his wife, Dee, lead the procession with former athletic director Shawn Eichorst, members of the administration and Husker athletes in July 2016 before the funeral for Nebraska punter Sam Foltz at Blessed Sacrament Catholic Church in Grand Island. Foltz was killed in a car accident in Wisconsin the previous week.

Nebraska football coach Mike Riley (left) talks to Huskers fan Kyla Sybrandts, 11, of Grand Island while signing a plastic football for her in May 2017 during a Husker tour stop at the Balz Reception Hall.

Nebraska head coach Mike Riley (right) greets former USC head football coach John Robinson, who was waiting for him outside the Huskers' locker room prior to the Oregon game, in September at Autzen Stadium. Riley was an offensive coordinator under Robinson at USC.

In the Nebraska crowd are former athletic director Shawn Eichorst (left in the red jacket) and head football coach Mike Riley (right, red jacket over gray sweatshirt with black hat) at the Holiday Bowl at Qualcomm Stadium in San Diego in December 2014.

Husker football coach Mike Riley leads a group of 20 boys and girls around Tom Osborne Field on their new bikes in April 2015 at Memorial Stadium. Mad Dads gave a bike to 20 boys and girls who have never owned a bike.

Head linesman Steven Matarante, Nebraska head coach Mike Riley and former defensive coordinator Mark Banker watch a replay of the tying touchdown at Memorial Stadium in Champaign, Ill., in October 2015.

Nebraska head football coach Mike Riley and his wife, Dee, lead the procession with former athletic director Shawn Eichorst, members of the administration and Husker athletes in July 2016 before the funeral for Nebraska punter Sam Foltz at Blessed Sacrament Catholic Church in Grand Island. Foltz was killed in a car accident in Wisconsin the previous week.

Nebraska football coach Mike Riley (left) talks to Huskers fan Kyla Sybrandts, 11, of Grand Island while signing a plastic football for her in May 2017 during a Husker tour stop at the Balz Reception Hall.

Nebraska head coach Mike Riley (right) greets former USC head football coach John Robinson, who was waiting for him outside the Huskers' locker room prior to the Oregon game, in September at Autzen Stadium. Riley was an offensive coordinator under Robinson at USC.